A/C Compressor Motor Voltage Sensor A Performance
The ECM detects a performance fault on the a/c compressor motor voltage sensor a. Reading cannot be used reliably for control.
Affected components
- Ac compressor motor voltage sensor a
- Wiring harness
- Ac compressor module
Common causes
- High likelihood: Sensor characteristic drifted
- Medium likelihood: High-resistance contact
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.